MINERALS IN THE WORLD ECONOMY—1991Vitae 
Charles L. Kimbell is a geologist and the Bureau's Senior Foreign Mineral
Specialist. He is on the staff of the Chief of the Division of International
Minerals and has more than 33 years of experience in the development and
analysis of domestic and international mineral production and trade statistics
for U.S. Bureau of Mines. He has been involved with the preparation of the
international volume of the Minerals Yearbook beginning with its premier
1963 edition, serving as writer of country studies and as divisional technical
reviewer from that year and as the only or senior author of this international
review component since 
1969. 
For comments or further information, please contact 
 
Division of International Minerals 
U.S. Bureau of Mines 
810 7th Street, NW, MS 5205 
Washington, DC 20241 
Telephone: (202) 501-9666 
Fax: (202) 219-2489